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Schedule II - Schedule of Valuation and Qualifying Accounts
 12 Months Ended
Jan. 31, 2017
Notes to Financial Statements  
Schedule of Valuation and Qualifying Accounts Disclosure [Text Block]
SCHEDULE II
SCHEDULE OF VALUATION AND QUALIFYING ACCOUNTS
(in thousands)
 
 
 
Balance at
Beginning
of Period
 
 
Charged
to Statements
of Income
 
 
Write-Offs,
Net of
Recoveries
 
 
Impact of
Foreign
Currency
Translation
 
 
Balance at
End of
Period
 
Year ended January 31, 2015
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Allowance for bad debt
    
1,221
      
86
      
(39
)
    
(74
)
    
1,194
  
Allowance for sales
adjustments
    
1,229
      
768
      
(574
)
    
(93
)
    
1,330
  
Total allowance for doubtful accounts
   $
2,450
     $
854
     $
(613
)
   $
(167
)
   $
2,524
  
Year ended January 31, 2016
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Allowance for bad debt
    
1,194
      
78
      
(5
)
    
(25
)
    
1,242
  
Allowance for sales
adjustments
    
1,330
      
696
      
(555
)
    
(71
)
    
1,400
  
Total allowance for doubtful accounts
   $
2,524
     $
774
     $
(560
)
   $
(96
)
   $
2,642
  
Year ended January 31, 2017
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Allowance for bad debt
    
1,242
      
40
      
(184
 )    
(8
 )    
1,090
  
Allowance for sales
adjustments
    
1,400
      
197
      
(472
 )    
(10
 )    
1,115
  
Total allowance for doubtful accounts
   $
2,642
     $
237
     $
(656
)
   $
(18
 )   $
2,205